
| W | N | M | G |
| 1 | 2 | 3 | 4 |
1. Shape
| R | 75º | E | 80º | |
| W |
| 90º | 55º | L | ||||
| S | D | |||||
| 60º | 35º | 55º | K | |||
| T | V | |||||
| 80º/100º | 25º | 80º |
C Y Q
2. Clearance Angle C 7º 0º
5º 11º
Other
3. Tolerance m m
IC IC s
| m | s | IC | ||||
| E | ±0.025 | ±0.025 | ±0.025 | |||
| G | ±0.025 | ±0.13 | ±0.025 | |||
| M | from | ±0.08 | ±0.13 | from | ±0.05 | |
| to | ±0.18(1) | to | ±0.13(1) | |||
| U | from | ±0.13 | ±0.13 | from | ±0.08 | |
| to | ±0.38(1) | to | ±0.25(1) | |||
| (1) Exact tolerance depends on insert size | ||||||
| Tolerance in mm | ||||||
| On m | On IC | |||||
| IC | Class M | Class U | Class M | Class U | ||
| 6.35 | ±0.08 | ±0.13 | ±0.05 | ±0.08 | ||
| 9.52 | ±0.08 | ±0.13 | ±0.05 | ±0.08 | ||
| 12.70 | ±0.13 | ±0.20 | ±0.08 | ±0.13 | ||
| 15.87 | ±0.15 | ±0.27 | ±0.10 | ±0.18 | ||
| 19.05 | ±0.15 | ±0.27 | ±0.10 | ±0.18 | ||
| 25.40 | ±0.18 | ±0.38 | ±0.13 | ±0.25 |
| 08 | 04 | 08 | E | GN |
| 5 | 6 | 7 | 8 | 9 |
4. Type
| A | Without chipbreaker, with hole |
| G | Chipbreaker on both sides, with hole |
| M, S | Chipbreaker on one side, with hole |
| R | Chipbreaker on one side, without hole |
| B, W | Countersink on one side, with hole |
| Chipbreaker on one side, with | |
| T, H | |
| hole and countersink | |
| P | Neg./pos. on one or both sides, with hole |
| Z, X | Special |
5. Cutting Edge Length
L
| L | L | L | L |
| IC | Symbol (L) |
| inch | mm | C | D | R | S | T | V | Q W |
| 5/32 | 3.97 | 04 | 03 | 06 | 06 02(1) | |||
| 7/32 | 5.56 | 05 | 09 | |||||
| 1/4 | 6.35 | 06 | 07 | 11 | 11 | |||
| 9/32 | 7.15 | 12 | ||||||
| 8.00 | 08 | |||||||
| 3/8 | 9.52 | 09 | 11 | 09 | 16 | 16 | 09 06 | |
| 10.00 | 10 | |||||||
| 12.00 | 12 | |||||||
| 1/2 | 12.70 | 12 | 15 | 12 | 22 | 22 | 12 08 | |
| 5/8 | 15.88 | 16 | 15 | 27 | ||||
| 16.00 | 16 | |||||||
| 3/4 | 19.05 | 19 | 19 | 33 | 13 | |||
| 20.00 | 20 | |||||||
| 25.00 | 25 | |||||||
| 1 | 25.40 | 25 |
(1) WBMT 06...